Aliens Adventure Game (TTRPG Sourcebook), by Barry Nakazono (Primary Design) and David McKenzie (writing and design). Pub. by Leading Edge Games, 1991. Paperback, 11 inches by 8.5 inches, 163 pages, plus 29 pages of player data tables, vehicle status sheets and blank character sheets, and 8 glossy, heavy-paper pages of movie stills. Includes complete info to set up and play the game, including characters, setting, equipment and combat, with a section for game masters (pre-generated characters, NPCs, scenarios/settings, mission ideas and faction stats). Very Good condition, light wear on back cover, glue inside front cover. Clean text block. Includes 14 loose blank character sheets and three penciled sheets.